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Chapter 5 - Troubleshooting

GP-37W3 Series User Manual5-4

5.2.2 SELF TEST - details

This section explains the contents of SELF TEST.

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 Char.Pattern

Checks each font’s pattern and kanji-characters’ROM. Used when kanji-characters

do not display. If there is no error, the message [OK] will appear, if there is an

error, the message [NG] will appear.

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 Disp Pattern

Used when the device contents will not display correctly to check the drawing

function.

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 Touch Panel

Touch Panel check. Checks if each touch cell highlights when pressed.

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 COM 1, COM 2

Checks the RS-232C and RS-422 SIO lines for areas where communication

problems develop. To run the check, connecting the SIO cable is necessary. If all

is normal, OK displays; if there is a problem, an error message appears.

The SIO cable wiring is as shown below.

COM1

RS-232C

RDA

SDA

SDB

RDB

CSB

ERB

CSA

ERA

COM1

RS-422

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 Video Memory

This item is used to check video memory (memory used for screen display). Use

this feature when your screen display is not correct. This result of this test will be

either [OK] (no problem) or [NG](problem).

*1 Cannot be used with GP-37W3 Series units.

Pro-face GP-37W3 Series User Manual

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